Home / 236,204.24-353,974.80-129,313.40

Finding the Fourth Proportional to 236,204.24, 353,974.80 and 129,313.40

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Solution

The fourth proportional to 236,204.24, 353,974.80 and 129,313.40 is: 193,788.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,204.24 : 353,974.80 = 129,313.40 : x
  2. Step 2: Convert to fraction form
    236,204.24/353,974.80 = 129,313.40/x
  3. Step 3: Cross multiply
    236,204.24x = 353,974.80 × 129,313.40
  4. Step 4: Simplify right side
    236,204.24x = 45,773,684,902.32
  5. Step 5: Solve for x
    x = 45,773,684,902.32/236,204.24
  6. Step 6: Final answer
    x = 193,788.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.